Race Condition Affecting kernel-debug package, versions <0:3.10.0-862.el7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.84% (83rd percentile)

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  • Snyk ID SNYK-RHEL7-KERNELDEBUG-4777964
  • published 26 Jul 2021
  • disclosed 10 Jan 2018

How to fix?

Upgrade RHEL:7 kernel-debug to version 0:3.10.0-862.el7 or higher.
This issue was patched in RHSA-2018:1062.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

In the Linux kernel 4.12, 3.10, 2.6 and possibly earlier versions a race condition vulnerability exists in the sound system, this can lead to a deadlock and denial of service condition.